Put noodles into boiling water. Cook until the water boils again. Take out the noodles and mix them with sesame oil.
Mix soy sauce, sugar, salt, and water in a bowl.
Chop the scallions into 2 inch long segments.
Heat the oil and fry the chopped scallions until they turn a little yellow.
Pour the mixed sauce into the scallion pot. Boil until they turn brown.
Pour the scallion sauce on the noodles. Add some sesame seeds to decorate.